Physics-GK Practice MCQ Questions – 02 Posted on June 26, 2020June 26, 2020 by admin 1 Created on June 26, 2020 By admin Physics-GK Practice MCQ Questions - 02 1 / 10 1. Stars appears to move from east to west because A.All stars move from east to west B.The earth rotates from west to east C.The earth rotates from east to west D.The background of the stars moves from west to east 2 / 10 2. Pa(Pascal) is the unit for A.Thrust B.Pressure C.Frequency D.Conductivity 3 / 10 3. Planets do not twinkle because A.They emit light of a constant intensity B.Their distance from the earth does not change with time C.They are very far away from the earth resulting in decrease in intensity of light D.They are nearer to earth and hence we receive a greater amount of light. 4 / 10 4. Metals are good conductors of electricity because: A.They contain free electrons. B.The atoms are lightly packed. C.They have high melting point. D.All of the above. 5 / 10 5. Let a thin capillary tube be replaced with another tube of insufficient length then, we find water A.will overflow B.will not rise C.depressed D.change its meniscus 6 / 10 6. Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension? A.Pressure and Young's modules B.Planck's constant and Angular momentum C.Impulse and moment of force D.Force and rate of change of linear momentum 7 / 10 7. If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same: A.Velocity B.Momentum C.Acceleration D.Kinetic energy 8 / 10 8. Pick out the scalar quantity A.Force B.Pressure C.Velocity D.Acceleration 9 / 10 9. Rectifiers are used to convert: A.Direct current to Alternating current B.Alternating current to Direct current C.High voltage to low voltage D.Low voltage to high voltage 10 / 10 10. Out of the following, which is not emitted by radioactive substance? A.Electrons B.Electromagnetic radiations C.Alpha particles D.Neutrons Your score is The average score is 20% LinkedIn Facebook Twitter 0% Restart quiz